Face mask with flap opening



FIG. 1 is a top front perspective view of the design;

FIG. 2 is a lower rear perspective view of the design showing the flap in an open state;

FIG. 3 is a top view of the design;

FIG. 4 is a bottom view of the design showing the flap in an open state;

FIG. 5 is a left side view of the design;

FIG. 6 is a right side view of the design showing the flap in an open state;

FIG. 7 is a front view of the design; and,

FIG. 8 is a back view of the design.

The broken lines shown in the drawings illustrate portions of the article and form no part of the claimed design. 

CLAIM I claim the ornamental design for a face mask with flap opening, as shown and described. 